Home / 2,136.74-3,212.29-1,703.44

Finding the Fourth Proportional to 2,136.74, 3,212.29 and 1,703.44

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Solution

The fourth proportional to 2,136.74, 3,212.29 and 1,703.44 is: 2,560.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,136.74 : 3,212.29 = 1,703.44 : x
  2. Step 2: Convert to fraction form
    2,136.74/3,212.29 = 1,703.44/x
  3. Step 3: Cross multiply
    2,136.74x = 3,212.29 × 1,703.44
  4. Step 4: Simplify right side
    2,136.74x = 5,471,943.28
  5. Step 5: Solve for x
    x = 5,471,943.28/2,136.74
  6. Step 6: Final answer
    x = 2,560.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.